What are the reasons for the fault light of Wuling Hongguang S coming on?

1 Answers
StPeyton
07/30/25 6:56am
Wuling Hongguang S fault light comes on for the following reasons: 1. Poor quality gasoline that does not meet standards, resulting in insufficient combustion of the air-fuel mixture during engine operation; 2. Damaged oxygen sensor or loose/damaged sensor connector, causing the mixture to be too lean or too rich, which will trigger the fault light; 3. Spark plug carbon deposits, leading to poor engine performance, manifested as difficult starting, unstable idle, poor acceleration, backfiring during sudden acceleration, excessive exhaust emissions, and increased fuel consumption. The Wuling Hongguang S engine model is L2B, equipped with PTEC 1.2L and 1.5L engines, featuring a double overhead camshaft design. The Wuling Hongguang S has a body length, width, and height of 4400mm, 1680mm, and 1770mm respectively, with a wheelbase of 2720mm.
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